A Treatise on Practical Surveying: Which is Demonstrated from Its First Principles : Wherein Every Thing that is Useful and Curious in that Art, is Fully Considered and ExplainedF. Lucas, jun. and Cushing & Jewett, J. Robinson printer, 1822 - 326 páginas |
Dentro del libro
Resultados 1-5 de 43
Página iii
... surveys , and dividing of land , substituted in their room . Different parts of those calculations are designedly omitted , for the better exercising of the learner . And it is presumed , the arrangement of the plates will be found ...
... surveys , and dividing of land , substituted in their room . Different parts of those calculations are designedly omitted , for the better exercising of the learner . And it is presumed , the arrangement of the plates will be found ...
Página v
... survey- ing appears to have been the first , or at least one of the first of the mathematical sciences , that the rest have met with much greater improvements from the pens of the most eminent mathematicians , while this seems to have ...
... survey- ing appears to have been the first , or at least one of the first of the mathematical sciences , that the rest have met with much greater improvements from the pens of the most eminent mathematicians , while this seems to have ...
Página vii
... surveys from the field - notes , or by calculation , than any hith- erto published ; and I venture to assert that it is im- possible ( from the nature of right - lined figures ) that any method or methods more concise than this , can be ...
... surveys from the field - notes , or by calculation , than any hith- erto published ; and I venture to assert that it is im- possible ( from the nature of right - lined figures ) that any method or methods more concise than this , can be ...
Página viii
... or too short the method of dividing lands : And the whole concludes with some necessary directions and remarks on surveys in general . : THE PRINCIPLES OF SURVEYING . SECTION I. Containing Decimal Fractions viii PREFACE .
... or too short the method of dividing lands : And the whole concludes with some necessary directions and remarks on surveys in general . : THE PRINCIPLES OF SURVEYING . SECTION I. Containing Decimal Fractions viii PREFACE .
Página 142
... survey we find to be thus : AB 260 , AC 160 , BC 150 perches ; the mearing lines , AC and BC , are destroyed , or plowed down , and the line AB , only remaining . What angles must be set off at A and B to run new mearings by , exactly ...
... survey we find to be thus : AB 260 , AC 160 , BC 150 perches ; the mearing lines , AC and BC , are destroyed , or plowed down , and the line AB , only remaining . What angles must be set off at A and B to run new mearings by , exactly ...
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A Treatise of Practical Surveying: Which is Demonstrated From Its First ... Robert Gibson Sin vista previa disponible - 2021 |
Términos y frases comunes
20 perches ABCD acres altitude Answer base bearing blank line centre chains and links chord circle circumferentor Co-secant co-sine Co-tang column compass contained cyphers decimal decimal fraction difference Dist divided divisor draw east edge EXAMPLE feet field-book figures four-pole chains given angle half the sum height Hence hypothenuse inches instrument latitude length logarithm measure meridian distance multiplied needle number of degrees object off-sets opposite parallel parallelogram perpendicular piece of ground plane polygon Portmarnock PROB proportion protractor quotient radius right angles right line scale of equal SCHOLIUM secant second station sect semicircle side sights sine square root stationary distance stationary line sun's suppose survey taken tang tangent thence theo theodolite THEOREM thro triangle ABC trigonometry true amplitude true azimuth two-pole chains vane variation whence